* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
    border: 0;
}

@font-face {
    font-family: 'icomoon';
    src: url('../fonts/icomoon.eot?auxhh7');
    src: url('../fonts/icomoon.eot?auxhh7#iefix') format('embedded-opentype'), url('../fonts/icomoon.ttf?auxhh7') format('truetype'), url('../fonts/icomoon.woff?auxhh7') format('woff'), url('../fonts/icomoon.svg?auxhh7#icomoon') format('svg');
    font-weight: normal;
    font-style: normal;
    font-display: block;
}


/* 头部部分 */

.head {
    width: 100%;
    height: 31px;
    background-color: #f7f7f7;
}

.head .w ul li {
    line-height: 31px;
    float: left;
    margin-right: 10px;
}

.center {
    height: 76px;
    width: 100%;
    background-color: white;
}

.center .w .logo {
    float: left;
    margin-top: 25px;
}

.center .w .login ul li {
    float: right;
    margin-left: 10px;
    margin-top: 25px;
    font-size: 14px;
}

.nav {
    width: 100%;
    height: 42px;
    background-color: white;
}

.nav .w .all {
    float: left;
    width: 230px;
    height: 40px;
    line-height: 40px;
}

.nav .w .all .all-a {
    width: 100%;
    height: 100%;
    background-color: #3492fd;
    border-top-right-radius: 10px;
    border-top-left-radius: 10px;
}

.nav .w .all a {
    font-size: 20px;
    margin-left: 70px;
}

.nav .w .all .all-item {
    width: 230px;
    height: 420px;
    background-color: transparent;
}

.all-item ul li {
    position: relative;
    font-family: 'icomoon';
    height: 42px;
    width: 230px;
    font-size: 20px;
    background-color: rgba(0, 0, 0, .4);
}

.all-item ul li a {
    padding-left: 2px;
}

.all-item ul li::after {
    position: absolute;
    top: 0;
    right: 5px;
    font-family: 'icomoon';
    color: black;
    content: '';
}

.all-item ul li:last-of-type {
    border-bottom-left-radius: 10px;
    border-bottom-right-radius: 10px;
}

.all-item ul li a {
    line-height: 42px;
    color: white;
}

.all-item ul li:hover {
    background-color: white;
}

.all-item ul li:hover a {
    color: black;
}


/* .nav .w .all .all-a:hover .all-item {
    display: block;
} */

.nav .w .nav-in {
    float: left;
    width: 660px;
    height: 40px;
    /* background-color: thistle; */
}

.nav .w .nav-in ul li {
    font-size: 16px;
    font-family: 'icomoon';
    line-height: 40px;
    float: left;
    margin: 0 16px 0;
}

.nav .w .searchs {
    float: left;
    border: 1px solid #999;
    width: 300px;
    height: 40px;
    border-radius: 20px;
    /* background-color: teal; */
}

.nav .w .searchs #in1 {
    margin-left: 5px;
    padding-left: 10px;
    width: 230px;
    height: 36px;
    list-style: none;
    outline: none;
    border-radius: 15px;
    margin-top: 2px;
    border: 0;
}

.nav .w .searchs #img {
    width: 22px;
    height: 22px;
    line-height: 30px;
    font-size: 0;
    background: url(../img/search.png) no-repeat;
}

.bannar {
    width: 100%;
    height: 320px;
    background-color: #383f8f;
}

section {
    background-color: #f0f0f0;
}

.piao {
    width: 100%;
    height: 143px;
    /* background-color: rosybrown; */
}

.piao .w div {
    margin-top: 12px;
    width: 238px;
    height: 101px;
    background-color: white;
    float: right;
}

.right1 {
    border-top-right-radius: 10px;
    border-bottom-right-radius: 10px;
}

.right4 {
    border-top-left-radius: 10px;
    border-bottom-left-radius: 10px;
}

.piao .w div .img {
    padding-left: 2px;
    margin-top: 25px;
    float: left;
    width: 50px;
    height: 50px;
    /* background-color: wheat; */
}

.piao .w div .text {
    padding-left: 15px;
    margin-top: 10px;
    float: left;
    width: 180px;
    height: 70px;
    /* background-color: violet; */
}

.view {
    width: 100%;
    height: 256px;
    /* background-color: tomato; */
}

.course {
    float: left;
    position: relative;
    width: 693px;
    height: 256px;
    border-radius: 10px;
    background-color: white;
}

.news {
    float: right;
    width: 490px;
    height: 256px;
    border-radius: 10px;
    background-color: white;
}

.course h3 {
    margin-top: 20px;
    margin-left: 50px;
}

.course img {
    width: 286px;
    border-top-right-radius: 10px;
    border-top-left-radius: 10px;
}

.coures-in1 {
    position: absolute;
    height: 200px;
    width: 286px;
    top: 54px;
    left: 50px;
    border-radius: 10px;
    background-color: rgb(255, 255, 255);
}

.coures-in2 {
    position: absolute;
    height: 200px;
    width: 286px;
    top: 54px;
    right: 50px;
    border-radius: 10px;
    background-color: rgb(255, 255, 255);
}

.texts {
    position: relative;
    width: 248px;
    height: 50px;
    margin-top: 16px;
    margin-left: 18px;
    /* background-color: #999; */
}

.texts span {
    font-size: 14px;
}

.texts #s1 {
    position: absolute;
    top: 0;
    left: 0;
}

.texts #s2 {
    position: absolute;
    top: 0;
    right: 0;
}

.texts #s3 {
    position: absolute;
    bottom: 0;
    left: 0;
}

.texts #s4 {
    position: absolute;
    bottom: 0;
    right: 0;
}

.texts img {
    width: 10px;
    height: 10px;
}

.more {
    position: absolute;
    overflow: hidden;
    top: 104px;
    right: 0;
    width: 30px;
    height: 71px;
    /* background-color: rebeccapurple; */
}

.more img {
    width: 32px;
    height: 73px;
}

.news h3 {
    margin-top: 22px;
    margin-left: 50px;
}

.news-in {
    float: left;
}

.news-list {
    float: left;
}

.news-in img {
    width: 125px;
    height: 188px;
    margin-left: 50px;
}

.news-list h3 {
    color: #3492fd;
    margin-top: 22px;
    text-decoration: underline;
}

.news-list ul li {
    padding-left: 47px;
    padding-top: 5px;
}

.list {
    width: 100%;
    height: 310px;
    /* background-color: #3492fd; */
}

.top {
    width: 100%;
    height: 50px;
    /* background-color: teal; */
}

.top ul li {
    float: left;
    margin-right: 22px;
    line-height: 50px;
}

.div11,
.div12,
.div13,
.div14 {
    float: left;
    margin-right: 7px;
    width: 290px;
    height: 255px;
    background-color: white;
    border-radius: 10px;
}

.bottom img {
    width: 100%;
    height: 162px;
    border-top-right-radius: 10px;
    border-top-left-radius: 10px;
}

.bottom span img {
    width: 10px;
    height: 15px;
}

.bottom .sp {
    margin-left: 130px;
}

.bottom p {
    margin: 5px 5px 5px;
}

footer {
    height: 294px;
    width: 100%;
    background-color: #333;
    color: #ccc;
}

.us {
    height: 210px;
    width: 100%;
    /* background-color: violet; */
}

.bxg {
    float: left;
    width: 462px;
    height: 200px;
}

.bxg h1 {
    margin-top: 28px;
    margin-left: 52px;
}

.bxg p {
    margin-top: 5px;
    margin-left: 52px;
}

.ewm {
    float: left;
    width: 200px;
    height: 200px;
    margin-left: 50px;
    margin-right: 60px;
}

.ewm h1 {
    margin-top: 28px;
    margin-left: 52px;
}

.ewm #weibo {
    margin-left: 52px;
    margin-top: 5px;
    margin-right: 10px;
}

.friend {
    width: 390px;
    float: left;
}

.friend h1 {
    margin-top: 28px;
    margin-left: 52px;
}

.friend ul {
    margin-left: 48px;
}

.friend ul li {
    margin: 12px 10px 10px;
    float: left;
    font-size: 14px;
}

.friend ul li a {
    color: #ccc;
}

.last {
    height: 84px;
    width: 100%;
    border-top: 1px solid black;
    /* background-color: teal; */
}

.c {
    height: 50px;
    width: 415px;
    /* background-color: violet; */
    margin: auto;
}

.last ul li {
    float: left;
    line-height: 50px;
    margin: 0 10px 0;
}

.last ul li a {
    color: #ccc;
}

.p {
    margin: auto;
    width: 984px;
    height: 25px;
    font-size: 12px;
    /* background-color: violet; */
}